Finding the Third Proportional to 213,340 and 466,856

Step by Step Solution

1. Step 1: Write the proportion equation
   213,340 : 466,856 = 466,856 : x
2. Step 2: Convert to fraction form
   213,340/466,856 = 466,856/x
3. Step 3: Cross multiply
   213,340x = 466,856 × 466,856
4. Step 4: Simplify right side
   213,340x = 217,954,524,736
5. Step 5: Solve for x
   x = 217,954,524,736/213,340
6. Step 6: Final answer
   x = 1,021,629.91